The term 'Narrow Recess' can be broken down into two crossword solutions: NOOK (4 letters) and CRANNY (6 letters). A NOOK is a small corner or alcove, usually found in a room or other enclosed space. It is often used as a cozy reading spot or for storage. A CRANNY is a narrow opening or crack, typically found in rocks or walls. It is often used to describe a small, hidden space or area. Together, these two words describe a small, hidden corner or alcove, such as one might find in a cave or other natural formation.